public override CIEngineSource.TState Read()
{
CIEngineSource.TState ret = CIEngineSource.TState.EStateReadyCorrupt;
// Listen to container creation events in all plugin reader objects
foreach (CFFSource source in iPluginSources)
{
CFFReader reader = source.Reader;
reader.Observer += new CFFReader.ReaderObserver(CFFReader_Observer);
reader.ExceptionHandler += new CFFReader.ReaderExceptionHandler(CFFReader_ExceptionHandler);
}
//
try
{
CIEngineTraceReader traceReader = new CIEngineTraceReader(this);
traceReader.Read(TSynchronicity.ESynchronous);
}
finally
{
ret = CalculateFinalState();
// Stop listening to container creation events in all plugin reader objects
foreach (CFFSource source in iPluginSources)
{
CFFReader reader = source.Reader;
reader.Observer -= new CFFReader.ReaderObserver(CFFReader_Observer);
reader.ExceptionHandler -= new CFFReader.ReaderExceptionHandler(CFFReader_ExceptionHandler);
}
}
//
return(ret);
}
public override CIEngineSource.TState Read()
{
CIEngineSource.TState ret = CIEngineSource.TState.EStateReadyCorrupt;
CFFReader reader = iPluginSource.Reader;
//
try
{
reader.Observer += new CFFReader.ReaderObserver(CFFReader_Observer);
reader.ExceptionHandler += new CFFReader.ReaderExceptionHandler(CFFReader_ExceptionHandler);
// Perform synchronous read
reader.OnNativeReadInit();
// Decide final state
CFFReader.TState readerState = reader.State;
switch (readerState)
{
default:
case CFFReader.TState.EStateProcessing:
case CFFReader.TState.EStateUninitialised:
SymbianUtils.SymDebug.SymDebugger.Assert(false);
break;
case CFFReader.TState.EStateCorrupt:
ret = CIEngineSource.TState.EStateReadyCorrupt;
break;
case CFFReader.TState.EStateReady:
if (base.CrashItemCount > 0)
{
ret = CIEngineSource.TState.EStateReady;
}
else
{
ret = CIEngineSource.TState.EStateReadyNoItems;
}
break;
}
}
finally
{
reader.Observer -= new CFFReader.ReaderObserver(CFFReader_Observer);
reader.ExceptionHandler -= new CFFReader.ReaderExceptionHandler(CFFReader_ExceptionHandler);
}
//
return(ret);
}
private CIEngineSource.TState CalculateFinalState()
{
CIEngineSource.TState ret = CIEngineSource.TState.EStateReadyCorrupt;
// For trace-based operations we'll potentially be firing each trace
// line at multiple readers, in which case we only mark the file as
// corrupt if no readers completed successfully.
int countCorrupt = 0;
int countReady = 0;
int countContainers = base.CrashItemCount;
// Count number of ready vs corrupt readers
foreach (CFFSource source in iPluginSources)
{
CFFReader reader = source.Reader;
CFFReader.TState readerState = reader.State;
//
switch (readerState)
{
case CFFReader.TState.EStateCorrupt:
++countCorrupt;
break;
case CFFReader.TState.EStateReady:
++countReady;
break;
default:
case CFFReader.TState.EStateProcessing:
case CFFReader.TState.EStateUninitialised:
SymbianUtils.SymDebug.SymDebugger.Assert(false);
break;
}
}
// If we created at least one container, then we did still manage to create
// some kind of crash output irrespective of how many of the readers indicated
// the source was corrupt. In that case, the underlying source file is treated
// as valid.
base.Trace("[CIEngineSourceReaderTrace] CalculateFinalState() - total: {0}, ready: {1}, corrupt: {2}", countContainers, countReady, countCorrupt);
if (countContainers > 0)
{
ret = CIEngineSource.TState.EStateReady;
}
else
{
// We didn't manage to create any crash items at all from this source
// file.
if (countCorrupt > 0)
{
// At least one reader indicated that the source file was corrupt,
// and since no other reader could create any kind of valid output
// we'll treat the source file as entirely corrupt.
ret = CIEngineSource.TState.EStateReadyCorrupt;
}
else
{
// No crash container created, but nobody said the file was corrupt
// either. It's just a "no items" file.
ret = CIEngineSource.TState.EStateReadyNoItems;
}
}
base.Trace("[CIEngineSourceReaderTrace] CalculateFinalState() - END - ret: {0}, file: {1}", ret, base.Source.FileName);
return(ret);
}
